Cwalina, I., M. Komarowska, E. Dargiewicz, and A. Hermanowicz. “The Study of Leptin Concentration in Saliva During Orthodontic Treatment, Periodontal Diseases and Wound Healing in the Oral Mucosa-Review”. Journal of Education, Health and Sport, vol. 8, no. 12, Dec. 2018, pp. 743-50, https://apcz.umk.pl/JEHS/article/view/6433.